+++ /dev/null
-/*
- * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
- * Copyright (C) 2007 The Regents of the University of California.
- * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
- * Written by Brian Behlendorf <behlendorf1@llnl.gov>.
- * UCRL-CODE-235197
- *
- * This file is part of the SPL, Solaris Porting Layer.
- * For details, see <http://zfsonlinux.org/>.
- *
- * The SPL is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * The SPL is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with the SPL. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _SPL_SYSMACROS_H
-#define _SPL_SYSMACROS_H
-
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/cpumask.h>
-#include <sys/debug.h>
-#include <sys/varargs.h>
-#include <sys/zone.h>
-#include <sys/signal.h>
-#include <asm/page.h>
-
-#ifdef HAVE_SCHED_RT_HEADER
-#include <linux/sched/rt.h>
-#endif
-
-#ifndef _KERNEL
-#define _KERNEL __KERNEL__
-#endif
-
-#define FALSE 0
-#define TRUE 1
-
-#define INT8_MAX (127)
-#define INT8_MIN (-128)
-#define UINT8_MAX (255)
-#define UINT8_MIN (0)
-
-#define INT16_MAX (32767)
-#define INT16_MIN (-32768)
-#define UINT16_MAX (65535)
-#define UINT16_MIN (0)
-
-#define INT32_MAX INT_MAX
-#define INT32_MIN INT_MIN
-#define UINT32_MAX UINT_MAX
-#define UINT32_MIN UINT_MIN
-
-#define INT64_MAX LLONG_MAX
-#define INT64_MIN LLONG_MIN
-#define UINT64_MAX ULLONG_MAX
-#define UINT64_MIN ULLONG_MIN
-
-#define NBBY 8
-#define ENOTSUP EOPNOTSUPP
-
-#define MAXMSGLEN 256
-#define MAXNAMELEN 256
-#define MAXPATHLEN PATH_MAX
-#define MAXOFFSET_T LLONG_MAX
-#define MAXBSIZE 8192
-#define DEV_BSIZE 512
-#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
-
-#define proc_pageout NULL
-#define curproc current
-#define max_ncpus num_possible_cpus()
-#define boot_ncpus num_online_cpus()
-#define CPU_SEQID smp_processor_id()
-#define _NOTE(x)
-#define is_system_labeled() 0
-
-#ifndef RLIM64_INFINITY
-#define RLIM64_INFINITY (~0ULL)
-#endif
-
-/*
- * 0..MAX_PRIO-1: Process priority
- * 0..MAX_RT_PRIO-1: RT priority tasks
- * MAX_RT_PRIO..MAX_PRIO-1: SCHED_NORMAL tasks
- *
- * Treat shim tasks as SCHED_NORMAL tasks
- */
-#define minclsyspri (MAX_PRIO-1)
-#define maxclsyspri (MAX_RT_PRIO)
-#define defclsyspri (DEFAULT_PRIO)
-
-#ifndef NICE_TO_PRIO
-#define NICE_TO_PRIO(nice) (MAX_RT_PRIO + (nice) + 20)
-#endif
-#ifndef PRIO_TO_NICE
-#define PRIO_TO_NICE(prio) ((prio) - MAX_RT_PRIO - 20)
-#endif
-
-/*
- * Missing macros
- */
-#ifndef PAGESIZE
-#define PAGESIZE PAGE_SIZE
-#endif
-
-#ifndef PAGESHIFT
-#define PAGESHIFT PAGE_SHIFT
-#endif
-
-/* from Solaris sys/byteorder.h */
-#define BSWAP_8(x) ((x) & 0xff)
-#define BSWAP_16(x) ((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
-#define BSWAP_32(x) ((BSWAP_16(x) << 16) | BSWAP_16((x) >> 16))
-#define BSWAP_64(x) ((BSWAP_32(x) << 32) | BSWAP_32((x) >> 32))
-
-/*
- * Map some simple functions.
- */
-#define bzero(ptr, size) memset(ptr, 0, size)
-#define bcopy(src, dest, size) memmove(dest, src, size)
-#define bcmp(src, dest, size) memcmp((src), (dest), (size_t)(size))
-
-/* Dtrace probes do not exist in the linux kernel */
-#ifdef DTRACE_PROBE
-#undef DTRACE_PROBE
-#endif /* DTRACE_PROBE */
-#define DTRACE_PROBE(a) ((void)0)
-
-#ifdef DTRACE_PROBE1
-#undef DTRACE_PROBE1
-#endif /* DTRACE_PROBE1 */
-#define DTRACE_PROBE1(a, b, c) ((void)0)
-
-#ifdef DTRACE_PROBE2
-#undef DTRACE_PROBE2
-#endif /* DTRACE_PROBE2 */
-#define DTRACE_PROBE2(a, b, c, d, e) ((void)0)
-
-#ifdef DTRACE_PROBE3
-#undef DTRACE_PROBE3
-#endif /* DTRACE_PROBE3 */
-#define DTRACE_PROBE3(a, b, c, d, e, f, g) ((void)0)
-
-#ifdef DTRACE_PROBE4
-#undef DTRACE_PROBE4
-#endif /* DTRACE_PROBE4 */
-#define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) ((void)0)
-
-/* Missing globals */
-extern char spl_version[32];
-extern unsigned long spl_hostid;
-
-/* Missing misc functions */
-extern uint32_t zone_get_hostid(void *zone);
-extern void spl_setup(void);
-extern void spl_cleanup(void);
-
-#define highbit(x) __fls(x)
-#define lowbit(x) __ffs(x)
-
-#define highbit64(x) fls64(x)
-#define makedevice(maj, min) makedev(maj, min)
-
-/* common macros */
-#ifndef MIN
-#define MIN(a, b) ((a) < (b) ? (a) : (b))
-#endif
-#ifndef MAX
-#define MAX(a, b) ((a) < (b) ? (b) : (a))
-#endif
-#ifndef ABS
-#define ABS(a) ((a) < 0 ? -(a) : (a))
-#endif
-#ifndef DIV_ROUND_UP
-#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
-#endif
-#ifndef roundup
-#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
-#endif
-#ifndef howmany
-#define howmany(x, y) (((x) + ((y) - 1)) / (y))
-#endif
-
-/*
- * Compatibility macros/typedefs needed for Solaris -> Linux port
- */
-#define P2ALIGN(x, align) ((x) & -(align))
-#define P2CROSS(x, y, align) (((x) ^ (y)) > (align) - 1)
-#define P2ROUNDUP(x, align) ((((x) - 1) | ((align) - 1)) + 1)
-#define P2PHASE(x, align) ((x) & ((align) - 1))
-#define P2NPHASE(x, align) (-(x) & ((align) - 1))
-#define ISP2(x) (((x) & ((x) - 1)) == 0)
-#define IS_P2ALIGNED(v, a) ((((uintptr_t)(v)) & ((uintptr_t)(a) - 1)) == 0)
-#define P2BOUNDARY(off, len, align) \
- (((off) ^ ((off) + (len) - 1)) > (align) - 1)
-
-/*
- * Typed version of the P2* macros. These macros should be used to ensure
- * that the result is correctly calculated based on the data type of (x),
- * which is passed in as the last argument, regardless of the data
- * type of the alignment. For example, if (x) is of type uint64_t,
- * and we want to round it up to a page boundary using "PAGESIZE" as
- * the alignment, we can do either
- *
- * P2ROUNDUP(x, (uint64_t)PAGESIZE)
- * or
- * P2ROUNDUP_TYPED(x, PAGESIZE, uint64_t)
- */
-#define P2ALIGN_TYPED(x, align, type) \
- ((type)(x) & -(type)(align))
-#define P2PHASE_TYPED(x, align, type) \
- ((type)(x) & ((type)(align) - 1))
-#define P2NPHASE_TYPED(x, align, type) \
- (-(type)(x) & ((type)(align) - 1))
-#define P2ROUNDUP_TYPED(x, align, type) \
- ((((type)(x) - 1) | ((type)(align) - 1)) + 1)
-#define P2END_TYPED(x, align, type) \
- (-(~(type)(x) & -(type)(align)))
-#define P2PHASEUP_TYPED(x, align, phase, type) \
- ((type)(phase) - (((type)(phase) - (type)(x)) & -(type)(align)))
-#define P2CROSS_TYPED(x, y, align, type) \
- (((type)(x) ^ (type)(y)) > (type)(align) - 1)
-#define P2SAMEHIGHBIT_TYPED(x, y, type) \
- (((type)(x) ^ (type)(y)) < ((type)(x) & (type)(y)))
-
-#if defined(_KERNEL) && !defined(_KMEMUSER) && !defined(offsetof)
-
-/* avoid any possibility of clashing with <stddef.h> version */
-
-#define offsetof(s, m) ((size_t)(&(((s *)0)->m)))
-#endif
-
-#endif /* _SPL_SYSMACROS_H */
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